One of six charter franchises in the American Association, the Pittsburgh Alleghenys named after one of the three major waterways in the city played at Exposition Park. Managed by Al Pratt, the Alleghenys posted a record of 39-39 and finished in fourth place.

Ed Smartwood was the team's leading hitter with a . 331 average, while Harry Salisburry won 20 games to lead Pittsburgh on the mound.